package com.lijj.commonutils;

import io.swagger.annotations.ApiModelProperty;
import lombok.Data;
import lombok.experimental.Accessors;

import java.util.HashMap;

@Data
@Accessors(chain = true)
//统一返回结果的类
public class R {
    @ApiModelProperty(value = "是否成功")
    private Boolean success;

    @ApiModelProperty(value = "返回码")
    private  Integer code;

    @ApiModelProperty(value = "返回消息")
    private String message;

    @ApiModelProperty(value = "返回数据")
    private HashMap<String,Object> data = new HashMap<String,Object>();

    private R(){}

    // 成功静态方法
    public static R ok() {
        R r = new R().setSuccess(true)
                    .setCode(ResultCode.SUCCESS)
                    .setMessage("成功了");
        return r;
    }

    //链式编程

    // 失败静态方法
    public static R error() {
        R r = new R().setSuccess(false)
                .setCode(ResultCode.ERROR)
                .setMessage("失败了");
        return r;
    }

    public R success(Boolean success){
        this.setSuccess(success);
        return this;
    }
    public R message(String message){
        this.setMessage(message);
        return this;
    }
    public R code(Integer code){
        this.setCode(code);
        return this;
    }
    public R data(String key, Object value){
        this.data.put(key, value);
        return this;
    }
    public R data(HashMap<String, Object> map){
        this.setData(map);
        return this;
    }
}
